private void ProcessFaceData(ref CHCNetSDK.NET_DVR_FACE_RECORD struRecord, ref Boolean Flag)
{
string strpath = null;
DateTime dt = DateTime.Now;
strpath = string.Format("FacePicture.jpg");
if (0 == struRecord.dwFaceLen)
{
return;
}
if (pictureBoxFace.Image != null)
{
pictureBoxFace.Image.Dispose();
pictureBoxFace.Image = null;
}
try
{
using (FileStream fs = new FileStream(strpath, FileMode.OpenOrCreate))
{
int FaceLen = struRecord.dwFaceLen;
byte[] by = new byte[FaceLen];
Marshal.Copy(struRecord.pFaceBuffer, by, 0, FaceLen);
fs.Write(by, 0, FaceLen);
fs.Close();
}
pictureBoxFace.Image = Image.FromFile(strpath);
textBoxFilePath.Text = string.Format("{0}\\{1}", Environment.CurrentDirectory, strpath);
}
catch
{
Flag = false;
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lGetFaceCfgHandle);
MessageBox.Show("ProcessFingerData failed", "Error", MessageBoxButtons.OK);
}
}
private void ReadFaceData(ref CHCNetSDK.NET_DVR_FACE_RECORD struRecord)
{
if (!File.Exists(textBoxFilePath.Text))
{
MessageBox.Show("The face picture does not exist!");
return;
}
FileStream fs = new FileStream(textBoxFilePath.Text, FileMode.OpenOrCreate);
if (0 == fs.Length)
{
MessageBox.Show("The face picture is 0k,please input another picture!");
return;
}
if (200 * 1024 < fs.Length)
{
MessageBox.Show("The face picture is larger than 200k,please input another picture!");
return;
}
try
{
int.TryParse(fs.Length.ToString(), out struRecord.dwFaceLen);
int iLen = struRecord.dwFaceLen;
byte[] by = new byte[iLen];
struRecord.pFaceBuffer = Marshal.AllocHGlobal(iLen);
fs.Read(by, 0, iLen);
Marshal.Copy(by, 0, struRecord.pFaceBuffer, iLen);
fs.Close();
textBoxFilePath.Text = "";
}
catch
{
MessageBox.Show("Read Face Data failed");
fs.Close();
return;
}
}
public static extern int NET_DVR_SendWithRecvRemoteConfig(int lHandle, ref CHCNetSDK.NET_DVR_FACE_RECORD lpInBuff, int dwInBuffSize, ref CHCNetSDK.NET_DVR_FACE_STATUS lpOutBuff, int dwOutBuffSize, IntPtr dwOutDataLen);
public static extern int NET_DVR_GetNextRemoteConfig(int lHandle, ref CHCNetSDK.NET_DVR_FACE_RECORD lpOutBuff, int dwOutBuffSize);
private void button6_Click(object sender, EventArgs e)
{
if (textBoxFilePath.Text == "")
{
MessageBox.Show("Please choose human Face path");
return;
}
if (pictureBoxFace.Image != null)
{
pictureBoxFace.Image.Dispose();
pictureBoxFace.Image = null;
}
CHCNetSDK.NET_DVR_FACE_COND struCond = new CHCNetSDK.NET_DVR_FACE_COND();
struCond.init();
struCond.dwSize = Marshal.SizeOf(struCond);
struCond.dwFaceNum = 1;
int.TryParse(textBoxCardReaderNo.Text.ToString(), out struCond.dwEnableReaderNo);
byte[] byTemp = System.Text.Encoding.UTF8.GetBytes(textBoxCardNo.Text);
for (int i = 0; i < byTemp.Length; i++)
{
struCond.byCardNo[i] = byTemp[i];
}
int dwInBufferSize = struCond.dwSize;
IntPtr ptrstruCond = Marshal.AllocHGlobal(dwInBufferSize);
Marshal.StructureToPtr(struCond, ptrstruCond, false);
m_lSetFaceCfgHandle = CHCNetSDK.NET_DVR_StartRemoteConfig(m_UserID, CHCNetSDK.NET_DVR_SET_FACE, ptrstruCond, dwInBufferSize, null, IntPtr.Zero);
if (-1 == m_lSetFaceCfgHandle)
{
Marshal.FreeHGlobal(ptrstruCond);
MessageBox.Show("NET_DVR_SET_FACE_FAIL, ERROR CODE" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
return;
}
CHCNetSDK.NET_DVR_FACE_RECORD struRecord = new CHCNetSDK.NET_DVR_FACE_RECORD();
struRecord.init();
struRecord.dwSize = Marshal.SizeOf(struRecord);
byte[] byRecordNo = System.Text.Encoding.UTF8.GetBytes(textBoxCardNo.Text);
for (int i = 0; i < byRecordNo.Length; i++)
{
struRecord.byCardNo[i] = byRecordNo[i];
}
ReadFaceData(ref struRecord);
int dwInBuffSize = Marshal.SizeOf(struRecord);
int dwStatus = 0;
CHCNetSDK.NET_DVR_FACE_STATUS struStatus = new CHCNetSDK.NET_DVR_FACE_STATUS();
struStatus.init();
struStatus.dwSize = Marshal.SizeOf(struStatus);
int dwOutBuffSize = struStatus.dwSize;
IntPtr ptrOutDataLen = Marshal.AllocHGlobal(sizeof(int));
bool Flag = true;
while (Flag)
{
dwStatus = CHCNetSDK.NET_DVR_SendWithRecvRemoteConfig(m_lSetFaceCfgHandle, ref struRecord, dwInBuffSize, ref struStatus, dwOutBuffSize, ptrOutDataLen);
switch (dwStatus)
{
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_SUCCESS: //成功读取到数据，处理完本次数据后需调用next
ProcessSetFaceData(ref struStatus, ref Flag);
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_NEED_WAIT:
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_FAILED:
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lSetFaceCfgHandle);
MessageBox.Show("NET_SDK_GET_NEXT_STATUS_FAILED" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
Flag = false;
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_FINISH:
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lSetFaceCfgHandle);
Flag = false;
break;
default:
MessageBox.Show("NET_SDK_GET_NEXT_STATUS_UNKOWN" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
Flag = false;
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lSetFaceCfgHandle);
break;
}
}
Marshal.FreeHGlobal(ptrstruCond);
Marshal.FreeHGlobal(ptrOutDataLen);
}
private void btnGet_Click(object sender, EventArgs e)
{
if (m_lGetFaceCfgHandle != -1)
{
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lGetFaceCfgHandle);
m_lGetFaceCfgHandle = -1;
}
if (pictureBoxFace.Image != null)
{
pictureBoxFace.Image.Dispose();
pictureBoxFace.Image = null;
}
CHCNetSDK.NET_DVR_FACE_COND struCond = new CHCNetSDK.NET_DVR_FACE_COND();
struCond.init();
struCond.dwSize = Marshal.SizeOf(struCond);
int dwSize = struCond.dwSize;
if (textBoxCardReaderNo.Text.ToString() == "")
{
struCond.dwEnableReaderNo = 0;
}
else
{
int.TryParse(textBoxCardReaderNo.Text.ToString(), out struCond.dwEnableReaderNo);
}
struCond.dwFaceNum = 1;//人脸数量是1
byte[] byTemp = System.Text.Encoding.UTF8.GetBytes(textBoxCardNo.Text);
for (int i = 0; i < byTemp.Length; i++)
{
struCond.byCardNo[i] = byTemp[i];
}
IntPtr ptrStruCond = Marshal.AllocHGlobal(dwSize);
Marshal.StructureToPtr(struCond, ptrStruCond, false);
m_lGetFaceCfgHandle = CHCNetSDK.NET_DVR_StartRemoteConfig(m_UserID, CHCNetSDK.NET_DVR_GET_FACE, ptrStruCond, dwSize, null, IntPtr.Zero);
if (m_lGetFaceCfgHandle == -1)
{
Marshal.FreeHGlobal(ptrStruCond);
MessageBox.Show("NET_DVR_GET_FACE_FAIL, ERROR CODE" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
return;
}
bool Flag = true;
int dwStatus = 0;
CHCNetSDK.NET_DVR_FACE_RECORD struRecord = new CHCNetSDK.NET_DVR_FACE_RECORD();
struRecord.init();
struRecord.dwSize = Marshal.SizeOf(struRecord);
int dwOutBuffSize = struRecord.dwSize;
while (Flag)
{
dwStatus = CHCNetSDK.NET_DVR_GetNextRemoteConfig(m_lGetFaceCfgHandle, ref struRecord, dwOutBuffSize);
switch (dwStatus)
{
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_SUCCESS: //成功读取到数据，处理完本次数据后需调用next
ProcessFaceData(ref struRecord, ref Flag);
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_NEED_WAIT:
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_FAILED:
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lGetFaceCfgHandle);
MessageBox.Show("NET_SDK_GET_NEXT_STATUS_FAILED" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
Flag = false;
break;
case CHCNetSDK.NET_SDK_GET_NEXT_STATUS_FINISH:
MessageBox.Show("NET_SDK_GET_NEXT_STATUS_FINISH", "Tips", MessageBoxButtons.OK);
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lGetFaceCfgHandle);
Flag = false;
break;
default:
MessageBox.Show("NET_SDK_GET_STATUS_UNKOWN" + CHCNetSDK.NET_DVR_GetLastError().ToString(), "Error", MessageBoxButtons.OK);
Flag = false;
CHCNetSDK.NET_DVR_StopRemoteConfig(m_lGetFaceCfgHandle);
break;
}
}
Marshal.FreeHGlobal(ptrStruCond);
}
